10-19 Exercise 3: Prints the number with its digits reversed

2 like 0 dislike
18.9k views

Write a program that input four-digit number, then prints the number with its digits reversed .

寫一個輸入4位數字，反轉輸出這個數字的值

Example input: 

5455

Example output:

5545

Example input: 

5400

Example output:

45
[Exercise] Coding (C) - asked in Chapter 4: Expressions by (12.1k points)
ID: 27669 - Available when: Unlimited - Due to: Unlimited
edited by | 18.9k views

64 Answers

0 like 0 dislike 
Hidden content!
 * ** *  *** ** *   * *  
int ******
{
*****       *** int a,b,c,d;
  ******  * * *       *   * **** %1d %1d **  * *   * * *    ***    *   * **  * ** *
  **    **  
   **   * ******   * ******** *       **  
 * *** *  **   ** 
** **  ***** * return 0;
   ***  **** 
    **** * * * ** 
   *   *** * 
}
answered by (-249 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>
#include <stdlib.h>

int main()
{
** ***   * ** ****   **    **** a,b,c,d;
 *     ***********    *******  * ** *** **  *  *** * * * ** **** *  **** * ** * * **
**   *  **     *  **  ***  *    *    * 
  ****    *   * *     **   * *  *      *    *  *** * * * **  * ** **** * * ****  * 
   ***** * *  ***   **      if(d==0&&c!=0)
 * **** * * **  **   *     *   ******    *** * * * ** *  ****    *** *** * 
   *  ******     *** **   *  if(c==0&&b!=0)
  ** ** ** * * * * ****  *   ***   *   * * **    ** *  *    *** ** *   *  **   ** **
 ** **  *  * ** * ** ** * ** *
 ** * * ******  * ****  ***    ** ***  **   * *  *****   ****  *   * 
*** ****   * *  *  * *   * *   *  0;
}
answered by (-258 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
commented by (4.3k points)
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
commented by (4.3k points)
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>
#include <stdlib.h>

int main()
{
   *     **  ** **  * ** **  a,b,c,d;
  * *** *  * * ** * *    *******    *** *   ** *  ** * ** *  ***   **    * ** **  *
* * *  ***  **  **  *** * ** **  *
*  *  * ** *  *  *      *   * ** *     *  ***  **  **** ****  ** ***** ** *      
 *      * * *   ** ******* if(d==0&&c!=0)
** * ** *    * *  *   *  *****     *    *    *        ****   * *  **  * *****
** *** ** * * ****  * * * if(c==0&&b!=0)
**   ****     * * *   * **  *****  * ** *    *    *** * *   * * **     ***  * **
   *   ** * *    * **  * ** *** 
 *  **** *   *     *****  **    * * ** ** *   * ** * **  * ******* *** * *
****   * * **  **  * ** *  ****  0;
}
answered by (-258 points)
0 0
prog.c: In function 'main':
prog.c:11:23: error: spurious trailing '%' in format [-Werror=format=]
         printf("%d%d%d%",c,b,a);
                       ^
prog.c:13:21: error: spurious trailing '%' in format [-Werror=format=]
         printf("%d%d%",b,a);
                     ^
cc1: all warnings being treated as errors
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>

int main()
{
** **       * **  *   *   a1,a2,a3,a4;
 ***** **  ** * * *   *   *   **** *** * *** **  ***     **   * ** *    * ******* 
****      * *   *  * ** *  ** (a3==0 && a4==0)
    {
 *  * *** *  **** **  ** ** *  * ***   * ** **   **  *****    *** *  * **  * * * * ***
    }
*  *  *    *** * **** ** *** * * * if (a4==0)
*****  *  * *****   *  **   *
**  *  * * **  * ***      ****  ****   *** *     ***  ** * *   **** * **  *     * * * 
**** **  *  *** ** **   *
**  **** **   ** ****** *  * * *
* *  *** **  * ** * **** ** 
****** **   * *****  ******** ***     ****     *** ***    * * *  ** ****  ** **  **** **** *   
   **** *    *** ***   * * * 
*  **    ***  *****       *   ** 0;
}
answered by (-323 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
commented by (4.3k points)
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
commented by (4.3k points)
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
 *  *  * * *    ***   

int main()
{
 *  ** **   *** int *  *  *  
* *****   *  *   *  ** *** **   *** ** *
*****  *   ****** a = e / 1000;
 *   * *  **** *  b = ***  * *
**     ****  ** c =  *** **
 *** * * ** *  * d = e%10;
*****     **      * *  * *  ****  *  *  *   ****** * *** *
}
answered by (-285 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
commented by (4.3k points)
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
commented by (4.3k points)
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>
int main()
{
***  *   *  *   **      **** w,x,y,z;
 * ** *      *  ******  **   ***   ***  **** ** *   **      * * * ** **  * *** **  
**  * **       **  *    *  * *
 * **       * **   **  *
       **   *** *   *  **** * **   *     *    *** *   ***** * * **   * ** * *  **** 
    }
 **  ** **  *      ** ** if(z==0 && y!=0)
**   **** **    * * * ** *
      *        *** * *  *      ********   ****  ** **** **    **   **  ***  * 
 *      **    * ** **   *
   ***    *  **** ***    **  *   if(y==0 && x!=0)
* *   * * **  *   **    ***  *  
****** * * ** ****  *     *   ***** **    *****   *** *    ** ***    *   *  ***
** *  **   *** * *
**  *   ** **** * *   ** *    ** if(x==0 && w!=0)
 ** **  *** *   ***   * *
     * ***  ** *  ** * * *  ** * *   **** **   **  **     * * ***  * * ** ** * 
    }
 * * *   ***      * ** **  * 0;
}
answered by (-229 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
commented by (4.3k points)
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
commented by (4.3k points)
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>

int
main(void)
{
*    * **  * *** ****** **  digit1,a,b,c,d;

   * **  **  *       * *   *       * ***  ** *  *      **
 **** **   * * *    **  * *  ** *
  **   ***   ***   ** * **      * *  * *  ***
 * ** *   ** * * * ** * ***  * *  *    
  *  ** * **** ****** **   * *  

    *****   *  ** * **** **** (d!=0)
 * **  *  * *** * ** * **  *  *
**** *  *   ***  *  * * ** * * *** ***   *   * ** ****  **  ****     ** *  * 
   ********* ***   * **  ***  

    * *    * * *   ** * *   *****  if (d==0&&c!=0)
*   * ** * * **  ***  * 
 **** ********   * ***  *****  ** **    **** * * * * ******* ** * ** **  * *****  **  
**** * *** *******   * * * 
 **   **  **    ** ** *  *** *  *  if (c==0&&b!=0)
    {
   ** *   **** ** * **    **  ** * * ** *     **  **** * **  ****   * * ** *** *  *  **
 ** * **   *  *  ** *  
***  **  * *** *  **** * *** *
 ****   * *****  ** * ** ****
  ** ** * * *** *  **  *    * *  ** ("%d",a);
    }
*** *  *** *  * ***   ****    * (0);
}
answered by (-254 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
commented by (4.3k points)
0 1
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
commented by (4.3k points)
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
commented by (4.3k points)
0 0
-----------Re-judge-----------
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
#include <stdio.h>

int
main(void)
{
  * * *     * ****** ** * ***** digit1,a,b,c,d;

      * **** *** **  *  **  *    *  * * **  *  **** *  ** 
  ****  *  *   *  ** * **** *******   * 
******** ** *   *    * *  **   ** ** 
**        *   * **** *  ** * *  **   **
 *** *     **** *  ** ** **  ****    * *

    *  *     *    **   ****  ** (d!=0)
**    * *   *  ** * *   **
 ** *** **  ***  *      * * *** *** * ***** * * *      * ****   ****    *  * * ** **** ** * 
 ***      *  *****   ***

  **  ******  ***  ** **   if (d==0&&c!=0)
  * ** ** ***   * **  ***  **** *
 ***** **   * **   **   ** **  * * * *  *   * ** ***  *  **   *    ***    * ** *  *** 
***** *     **   * *  *   
** ** ** * * ****** * * *  if (c==0&&b!=0)
    {
  *   * ** * *** * * ******    **   ** ** **     **** *****   *** **** ** * *  ******* 
 ****   ** *   **  * ***
***** *  *  * *  ***  * ****   
********  *  *  **** *  ** * 
*****    * *** *   * ** ** ** *   ("%d",a);
    }
*  *  *   ******    *   (0);
}
answered by (-254 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
commented by (4.3k points)
0 like 0 dislike
Hidden content!
* * * * ** * ** **

int main()

{int ** *
* * * %1d %1d *** ** * ***** ** * * * * ** *


*
* ** ** ***** *** * * **

}

else * * * * ** * *** * *
** ** ** * ** *** ** ** *** *

}

else * ** ** **** b!=0){
**** ** * ** * * *

}

else * *** *
* * * * * **** * **

}
** 0;

}
answered by (-329 points)
0 0
Case 0: Correct output
Case 1: Correct output
Case 2: Correct output
Case 3: Correct output
Case 4: Correct output
Case 5: Correct output
commented by (4.3k points)
0 like 0 dislike 
Hidden content!
 ***  *  * ****  * *** **   
int main()
{int   *****
 ***    **  * *** * *  *    * *** ***   ****     *   *

  ** * 
** **  *   * * ** * * *** *  
}
else * ** *   **  ****** c!=0){
*   ** * ** *  * *** **   * **  *
}
else  *** * *** *  * ** b!=0){
     * *  ***  *    ** * ***  *
}
else *      * **   **    a!=0){
  ***   ***** ** ** **   **
}
else {
*** **  * **   *  * *  *  * 
}
}
answered by (-329 points)
0 0
prog.c: In function 'main':
prog.c:16:17: error: format '%d' expects a matching 'int' argument [-Werror=format=]
 printf("%1d%1d%1d",b,a);
                 ^
prog.c:19:11: error: format '%d' expects a matching 'int' argument [-Werror=format=]
 printf("%1d,a");
           ^
cc1: all warnings being treated as errors
commented by (4.3k points)
0 0
prog.c: In function 'main':
prog.c:16:17: warning: format '%d' expects a matching 'int' argument [-Wformat=]
 printf("%1d%1d%1d",b,a);
                 ^
prog.c:19:11: warning: format '%d' expects a matching 'int' argument [-Wformat=]
 printf("%1d,a");
           ^
commented by (4.3k points)
Page:
Welcome to Peer-Interaction Programming Learning System (PIPLS) LTLab, National DongHwa University
English 中文 Tiếng Việt
IP:172.70.80.196
©2016-2025

Related questions

1 like 1 dislike
85 answers
10-26 Exercise 2: Displays the number of its digits and their sum
[Exercise] Coding (C) - asked Oct 26, 2017 in Chapter 6: Loops by semicolon (5.2k points)
ID: 28914 - Available when: 2017-10-26 18:00 - Due to: Unlimited | 18.8k views
12,783 questions
183,442 answers
172,219 comments
4,824 users